RecursiveRegexIterator::getChildren
(PHP 5 >= 5.2.0)
RecursiveRegexIterator::getChildren — Returns an iterator for the current entry.
Beskrivelse
Returns an iterator for the current iterator entry.
Parametre
This function has no parameters.
Returnerings Værdier
An iterator for the current entry, if it can be iterated over by the inner iterator.
Fejl/Undtagelser
An InvalidArgumentException will be thrown if the current entry does not contain a value that can be iterated over by the inner iterator.
Eksempler
Eksempel #1 RecursiveRegexIterator::getChildren() example
<?php
$rArrayIterator = new RecursiveArrayIterator(array('test1', array('tet3', 'test4', 'test5')));
$rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^test/',
RecursiveRegexIterator::ALL_MATCHES);
foreach ($rRegexIterator as $key1 => $value1) {
if ($rRegexIterator->hasChildren()) {
// print all children
echo "Children: ";
foreach ($rRegexIterator->getChildren() as $key => $value) {
echo $value . " ";
}
echo "\n";
} else {
echo "No children\n";
}
}
?>
The above example will output:
No children Children: test4 test5
Se også
- RecursiveRegexIterator::hasChildren() - Returns whether an iterator can be obtained for the current entry.
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